Chalet Of 430 M² On Its Land Of 3367 M²

Chalet located on a total land area of 3367 m², of which 820 m² are non-buildable and 1235 m² can accommodate a new construction independently of the existing one. Regarding the already built chalet, it consists of 2 lots as follows:
On the ground floor, a storage room with an area of 141 m².
A triplex chalet comprising the remainder of the building, namely:
On the ground floor: an entrance through a porch, office, WC, 2 cellars of 13 m² and 15 m², private internal stairs leading to the upper level.
On the first floor: a living room with a fireplace, a dining area, a kitchen, a hallway, a WC, a bathroom, a bedroom, private internal stairs leading to the upper level, 2 terraces, one made of wood with an area of 26.05 m² and one on slabs and landscaped with an area of 89.55 m².
On the second floor: 3 bedrooms, one with a closet, a mezzanine with a closet, a laundry room, WC, a bathroom, a balcony with an area of 8.05 m².
The chalet totals 262 m² (of which 239.5 m² Carrez) + 28 m² of cellars + 141 m² of storage/garage space.
Information on the risks to which this property is exposed is available on the Géorisques website: https://www.georisques.gouv.fr/